4xxi
IT Services and IT ConsultingEngland, United Kingdom11-50 Employees
4xxi is a London-based IT services and consulting firm that focuses on helping startups launch and develop products that transform industries. The company emphasizes creating products that genuinely make a difference, drawing on more than 15 years of experience across a range of notable projects. Its service offerings include backend development, frontend development, DevOps, AI/ML solutions, and mobile development. Headquartered in London, the firm has operated in global markets for more than 12 years, including the United States, the Virgin Islands, Asia, and Eastern and Western Europe, and has completed over 100 projects. Its client base comprises startups and other ventures seeking engineering and product development support, and it runs startup competitions in London through partnerships with organizations such as WeWork, Barclays, F6S, 11FS, Capital Enterprise, and venture-capital firms.